FHWA NBI 2024 Inspection record Public-domain dataset

CHALON RD

Carrying CHALON RD over HILLSIDE

0.8 MI N SUNSET BLVD, Los Angeles, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
40 t Inventory load rating

Bridge Snapshot: CHALON RD

The CHALON RD bridge in Los Angeles, California carries CHALON RD over HILLSIDE. It was built in 1949, making it 77 years old today. The structure is built primarily of concrete continuous and spans 6 sections, stretching 38.4 meters (126 feet) end to end. Daily traffic averages 1,160 vehicles, placing it in the moderately-trafficked tier of California bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 39.9 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How CHALON RD compares

▲ 8.6
Load rating vs California average (31.3 t)
Top 13%
Higher load rating than 87% of California bridges
3,937
Bridges in Los Angeles · 88 in Poor condition
CHALON RD 39.9 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
83.9 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
17.3
Essentiality /15
14.7
Special reductions
−3.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
39.9 t
NBI inventory level (metric tons)
Overall Condition
Good

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1949
Material
Concrete Continuous
Number of Spans
6
Structure Length
38.4 m (126 ft)
Deck Width
4.7 m (15 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
1,160 vehicles/day
Structure Number
53C1658

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether CHALON RD is safe to cross today. Here is how to use it.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
  • Compare CHALON RD against other structures in Los Angeles and across California. California bridges
  • Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge

Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.

Frequently Asked Questions

What do the condition ratings mean for CHALON RD?

CHALON RD in Los Angeles, California has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is CHALON RD inspected?

CHALON RD's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 1,160 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. CHALON RD is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for CHALON RD?

CHALON RD has an NBI inventory load rating of 39.9 metric tons.

Who is responsible for maintaining CHALON RD?

CHALON RD is owned and maintained by City/Municipal Highway Agency.

How old is CHALON RD and does age affect safety?

CHALON RD was built in 1949, making it 77 years old.

Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.